Smartide Miele Sf-ha 50 Replacement Active Hepa Filter for S4 S5 S6 S8 & S4000 S5000 S6000 S8000 (Not fit AirClean 30 Filter) Active hepa filter for Miele S4, S5, S6, S8 & S4000, S5000, S6000, S8000 Replacement Made of high-strength and environmental protection material 100% Compatible with Original machine Shipping with high strength safeguard protected box, prevent bending and compressing. Designed for Miele S4 and S5 series canister vacuum cleaners. it is not AirClean 30 Filter, and Not fit for S7000, S624, S658, S7210, S7260, S7280, S7580, S768. Please attention that Miele SF-AH30 SF-AH50 are very similar with each other. The shape of them are nearly same, there is only a little difference on the corner and edge. To display the differece, we prepared a picture, it is the last pic on the left. You could compare it with your used filter hepa, we hope it will help you to get the correct filter sets.